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Splunk ITSI (IT Service Intelligence) vs Zabbix comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Jul 24, 2024

Review summaries and opinions

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

ROI

Sentiment score
5.8
Splunk ITSI users achieve cost savings, efficiency boosts, reduced downtime, streamlined tasks, and enhanced monitoring and incident management.
Sentiment score
7.1
Large enterprises achieve significant ROI with Zabbix, saving millions by reducing costs and enhancing IT management and monitoring.
We estimate a 30 to 35 percent saving on resource costs and around 25 to 30 percent savings on inventory expenses, all credited to utilizing Splunk ITSI (IT Service Intelligence) effectively.
SIEM Splunk Engineer/Architect at Cepheid
Risks can mean that if one failure happens, it can result in risks in hundreds of thousands of USD.
Technology And Digitization Lead at JLL
It has saved me a lot of money and a lot of time.
IT Associate at Accenture
 

Customer Service

Sentiment score
6.7
Splunk ITSI support is praised for expertise and quick resolutions but criticized for delays and outsourced support issues.
Sentiment score
6.8
Zabbix offers helpful, responsive technical support, though some prefer community resources or independent handling due to support costs.
The technical support is excellent, and I would rate it at ten.
Senior consultant at a tech services company with 51-200 employees
We typically have weekly calls with the technical staff, and whenever we encounter issues, they usually reply with solutions within one or two days.
Senior Consultant at a consultancy with 10,001+ employees
I would rate Splunk ITSI (IT Service Intelligence) support at nine or 9.5 because it is a highly effective and handy tool.
Splunk Developer ( Training & Enablement) at DXC Technology
It is so straightforward that I have never had to use the support.
CTO at Oic
I changed the config file by adjusting the connector size and cache size.
Consultant at ministry of trade
 

Scalability Issues

Sentiment score
7.7
Splunk ITSI efficiently scales with growing data, though costs and hardware requirements can impact scalability in larger environments.
Sentiment score
6.9
Zabbix is scalable and adaptable for different environments, though it may need resource adjustments and complex setups for optimization.
Splunk is highly scalable, with the ability to expand efficiently.
Senior consultant at a tech services company with 51-200 employees
When we create Glass Tables containing many searches, the Glass Tables sometimes fail due to memory constraints, and we receive error pages.
Senior Consultant at a consultancy with 10,001+ employees
Splunk ITSI (IT Service Intelligence) scalability allows us to predict analytics such as service degradation and perform root cause analysis through metrics, logs, and traces.
Sr. Technical Manager at Vodafone
Zabbix is very scalable and lightweight.
CTO at Oic
Zabbix has high scalability.
CTO at Four Nine Agency
I would rate its scalability ten out of ten.
Manager, Information Technology Zara & Inditex at Cenomi
 

Stability Issues

Sentiment score
7.7
Splunk ITSI is reliable with high stability ratings, minor slowness during heavy use, and occasional configuration challenges.
Sentiment score
7.4
Zabbix is stable and reliable, with occasional infrastructure-related issues and suggestions for database optimization to maintain performance.
The setup, however, must be done correctly as incorrect deployment can lead to issues.
Senior consultant at a tech services company with 51-200 employees
Splunk ITSI (IT Service Intelligence) fails if you do not have good hardware requirements.
Senior Consultant at a consultancy with 10,001+ employees
I would rate the stability of Splunk ITSI (IT Service Intelligence) as a perfect ten; it is an extremely stable tool.
Splunk Developer ( Training & Enablement) at DXC Technology
Zabbix is very scalable and lightweight.
CTO at Oic
Zabbix is quite stable, and we haven't had any problems with Zabbix itself.
CTO at Four Nine Agency
I think the stability of Zabbix is around five to six on a scale of ten, where ten is the best and one is the worst.
Network Engineer at a computer software company with 11-50 employees
 

Room For Improvement

Splunk ITSI requires simplified configuration, enhanced features, improved performance, and better scalability to address user concerns effectively.
Zabbix users face issues with false positives, complex setup, limited reporting, high pricing, and desire better cloud integration.
I would appreciate additional features in the next release of Splunk ITSI (IT Service Intelligence) such as cloud infrastructure monitoring including CICDs, Kubernetes, and similar technologies.
Director at Techpace
On-cloud upgrades are easy, but on-premises upgrades are very painful.
Technology And Digitization Lead at JLL
If Splunk ITSI (IT Service Intelligence) could handle real-time call-outs automatically—not just incident creation—this would reduce our dependency on PagerDuty and consolidate processes within Splunk ITSI (IT Service Intelligence).
Monitoring Dev Ops Engineer at Centrica
The only issue I can note is that it's Linux-based, and Linux documentation is not the best.
CTO at Oic
I installed Zabbix for the 300 devices.
Consultant at ministry of trade
The potential and customization is a little difficult because you have to learn scripts.
Network Engineer at a computer software company with 11-50 employees
 

Setup Cost

Splunk ITSI, while offering premium services, is considered costly due to data volume-based pricing and varying licensing models.
Zabbix offers cost-effective open-source monitoring, recommending investment in support for optimal performance, keeping costs below alternatives like Nagios.
Splunk ITSI tends to be more expensive compared to some open-source solutions.
Senior consultant at a tech services company with 51-200 employees
I believe the pricing is based on daily volume ingestion.
Senior Consultant at a consultancy with 10,001+ employees
The pricing reflects usage levels, and compared to others in the market, Splunk ITSI (IT Service Intelligence) provides a reasonable solution.
Works at a tech services company with 1,001-5,000 employees
Zabbix is providing everything free of cost.
Network Engineer at a computer software company with 11-50 employees
It is literally free.
CTO at Oic
 

Valuable Features

Splunk ITSI offers intelligent alerting, predictive analysis, customizable dashboards, and integration for enhanced operational efficiency and incident management.
Zabbix is valued for its ease, scalability, customization, and robust monitoring capabilities, supported by continual updates and community support.
The predictive analysis can give you proactive information about potential bottlenecks that can occur on applications, desk, storage, SQL servers, databases, or other systems.
Director at Techpace
One valuable feature is the scheduled maintenance window provided by Splunk ITSI (IT Service Intelligence) because Splunk does not offer this scheduling maintenance feature in the core product, but Splunk ITSI (IT Service Intelligence) helps us with these maintenance reports.
Senior Consultant at a consultancy with 10,001+ employees
The most beneficial aspect for me is that it is AI-enabled, providing us with very good analytics.
Technology And Digitization Lead at JLL
If disk usage surpasses a threshold, say 70%, I receive alerts and can take proactive action.
CTO at Oic
Zabbix has a lot of features, including monitoring, status updates, and collecting information telemetry from storages and servers as well.
CTO at Four Nine Agency
Zabbix is Linux-based open-source software, and the main use case is to reduce costs.
Network Engineer at Ogma Consulting
 

Categories and Ranking

Splunk ITSI (IT Service Int...
Ranking in Application Performance Monitoring (APM) and Observability
9th
Average Rating
8.4
Reviews Sentiment
6.7
Number of Reviews
63
Ranking in other categories
IT Alerting and Incident Management (3rd)
Zabbix
Ranking in Application Performance Monitoring (APM) and Observability
8th
Average Rating
8.4
Reviews Sentiment
7.0
Number of Reviews
109
Ranking in other categories
Network Monitoring Software (1st), Server Monitoring (1st), IT Infrastructure Monitoring (1st), Cloud Monitoring Software (2nd)
 

Mindshare comparison

As of June 2026, in the Application Performance Monitoring (APM) and Observability category, the mindshare of Splunk ITSI (IT Service Intelligence) is 0.8%, up from 0.8% compared to the previous year. The mindshare of Zabbix is 2.2%, down from 3.7% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Application Performance Monitoring (APM) and Observability Mindshare Distribution
ProductMindshare (%)
Zabbix2.2%
Splunk ITSI (IT Service Intelligence)0.8%
Other97.0%
Application Performance Monitoring (APM) and Observability
 

Featured Reviews

DS
Senior Consultant at a consultancy with 10,001+ employees
Service health has been monitored and visual insights support proactive telecom operations
The installation process is the first aspect I dislike about Splunk ITSI (IT Service Intelligence). If you do not configure it correctly, you will encounter issues in the search head. Because we use a distributed environment where each component has its own specific roles, installation is critical and requires careful attention. Splunk ITSI (IT Service Intelligence) is built with many applications. It is a compressed file, and when you extract the Splunk ITSI (IT Service Intelligence) app, you receive approximately 19 apps. Some applications, add-ons, and packages must be installed on specific components. If you do not configure an application correctly, it will not work. Sometimes we encounter issues during installation because of this complexity. I believe the installation process should be more uniform, meaning it could be deployed across all components to avoid post-installation issues. Sometimes after installation, you receive errors, and users cannot access Splunk ITSI (IT Service Intelligence). We have experienced this type of issue due to installation errors. I believe there is currently room for improvement regarding scalability. When we create Glass Tables containing many searches, the Glass Tables sometimes fail due to memory constraints, and we receive error pages. Splunk ITSI (IT Service Intelligence) should have a lightweight version to address these concerns. I would rate current scalability as medium.
KamranBhatti - PeerSpot reviewer
Network Engineer at a computer software company with 11-50 employees
Helps reduce response time but has room to improve customization complexity
We are not working on simple standalone solutions like Kaspersky DDoS Protection or Hybrid Cloud Security. Once you understand Zabbix, then it is easy to customize those web pages and graphs for our customer use. It is fully automated to your requirements. Zabbix is working fine with no issues, and I am satisfied with it. We have combined Zabbix and SolarWinds. The integration works fine, and it is easy to integrate Zabbix with the IT environment. We were trying to purchase MDR (Managed Detection and Response), but we are not working on that. I don't have real experience with MDR. We are using Falcon software for that. We are working with Falcon Complete, not with Sandbox. We are not using Kaspersky for business or cloud protection. For that, we are using Zabbix CrowdStrike Falcon Complete solution. I have given this review an overall rating of 8.
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Comparison Review

it_user174738 - PeerSpot reviewer
IT Developer at a tech services company with 51-200 employees
May 31, 2015
Nagios vs. Zabbix vs. PRTG vs. Spiceworks vs. Solarwinds Network Performance Monitor
I have researched a quite a few network monitoring tools which can be used for various monitoring purposes of not only the servers, but the intermediate routers as well. There are majorly three types of these softwares. Ones which are completely open-source, you can do almost anything you want…
 

Top Industries

By visitors reading reviews
Financial Services Firm
17%
Manufacturing Company
10%
Outsourcing Company
7%
Construction Company
6%
Financial Services Firm
11%
Computer Software Company
10%
Comms Service Provider
9%
Manufacturing Company
8%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business17
Midsize Enterprise8
Large Enterprise45
By reviewers
Company SizeCount
Small Business56
Midsize Enterprise23
Large Enterprise35
 

Questions from the Community

What is your experience regarding pricing and costs for Splunk ITSI (IT Service Intelligence)?
From a pricing perspective, it is not that bad because we get it from a distributor and do not purchase it directly from Splunk. We get it from a distributor who gives the pricing to a partner and ...
What needs improvement with Splunk ITSI (IT Service Intelligence)?
In terms of improvements for Splunk ITSI (IT Service Intelligence), I would suggest adding more out-of-the-box plugins and adapters, especially as there is a high demand for observability and dashb...
What is your primary use case for Splunk ITSI (IT Service Intelligence)?
I use Splunk ITSI (IT Service Intelligence) as a manager of the managers, a tool sitting on top of all the other observability tools. It gets the alerts feed from all the sources such as Splunk Ent...
What is your experience regarding pricing and costs for Zabbix?
I think Zabbix is economical, whereas SolarWinds is expensive. SolarWinds has a lot of secure features, but Zabbix is providing everything free of cost. Zabbix is economical, and you can install it...
What needs improvement with Zabbix?
I am using only Area Operations, but I don't prefer it. I installed Zabbix for the 3000 devices. Area Operations is not good.
What is your primary use case for Zabbix?
I am still working with VMware and Area Operations, but I installed Zabbix now. I think Zabbix is better than VMware Area Operations. It's really good. I'm working with both Zabbix and VMware now.
 

Overview

 

Sample Customers

TransUnion, Cox Automotive, Carnival Cruises, Leidos, Econocom, National Ignition Factory, Entrust Datacard, Molina Healthcare, United States Census Bureau
1. IBM 2. Dell 3. Cisco 4. HP 5. Oracle 6. Microsoft 7. Amazon 8. Google 9. Facebook 10. Twitter 11. LinkedIn 12. Netflix 13. Adobe 14. VMware 15. Salesforce 16. SAP 17. Intel 18. AT&T 19. Verizon 20. T-Mobile 21. Vodafone 22. Ericsson 23. Nokia 24. Siemens 25. General Electric 26. Honeywell 27. Philips 28. Sony 29. Samsung 30. LG 31. Panasonic 32. Toshiba
Find out what your peers are saying about Splunk ITSI (IT Service Intelligence) vs. Zabbix and other solutions. Updated: June 2026.
900,838 professionals have used our research since 2012.